OO Defrag Professional 24.0

O&O Defrag Professional is a Windows disk optimization tool from O&O Software GmbH that helps restore and maintain peak storage performance. It reorganizes fragmented files on hard drives, consolidates free space, and optimizes file placement to shorten load times, speed up boot, and improve overall responsiveness. For SSDs, it uses SSD-aware optimization, including TRIM support and minimal data movement, to maintain performance without unnecessary wear, while classic defragmentation routines reduce mechanical head movement on HDDs.

You can choose from multiple optimization modes, from quick, automatic background processing to thorough on-demand runs, so you can balance performance gains with system availability. Set-and-forget scheduling, low-priority operation, and power-aware behavior make it unobtrusive on desktops and laptops alike. Clear dashboards, progress indicators, and detailed reports make results easy to understand. Whether you’re tuning a single PC or managing several, O&O Defrag Professional offers a safe, dependable way to optimize storage and keep Windows running smoothly.

OO Defrag Professional is developed by O&O Software GmbH and is used by 5 users of Software Informer. The most popular versions of this product among our users are: 15.8, 16.0, 22 and 24.0. The names of program executable files are app_icon.exe, DefragIcon.exe and oodcnt.exe.